This acquisition is expected to increase Compressco's total HP offering to more than 1 million from about 187,000.
Munich-based Siemens has been preparing a possible takeover for many months, the publication reported the day.
Houston's Desert operates through 18 branches located in major U.S. oil and gas basins.
The transaction adds eight SWD wells and a network of water pipelines with producer contracts to OWL's assets.
Advanced Composites is a manufacturer and supplier of composite centralizers used primarily in downhole oilfield applications.
Private-equity firms the Carlyle Group and Riverstone Holdings sold the business in a deal worth $310 million.
Both companies operate primarily in Oklahoma, Texas, Pennsylvania and Ohio.
SNC-Lavalin Inc., Canada’s largest engineering company, plans to expand in the oil and gas industry.
OWL partnered with NGP Natural Resources X LP and NGP Energy Technology Partners II LP as equity sponsors.
Fraction provides services to customers focused in northeast British Columbia and northwest Alberta.
The companies filed for Chapter 11 bankruptcy on May 15, 2013.
Patterson-UTI now has more than 790,000 horsepower of hydraulic fracturing equipment.